Dual coil fitting



FIG. 1 is a perspective view of the fitting;

FIG. 2 is a typical front view of the fitting;

FIG. 3 is a typical side view of the fitting;

FIG. 4 is a bottom view of the fitting; and,

FIG. 5 is a top view of the fitting. 

The ornamental design for a dual coil fitting, as shown and described. 